What is the best radioisotope to use to find the absolute date of a fossil that is very, very old? Carbon 14

Carbon 8

Uranium 235

Lead 520

b is dominant over the allele for the white fur.

the answer would be..

b. sucking

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.